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36 lines
1,019 B
Python
36 lines
1,019 B
Python
from __future__ import print_function
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import os
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import progressbar
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try:
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from urllib.request import urlopen
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except ImportError:
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from urllib2 import urlopen
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MathMLAssociationCopyright = "Copyright (c) 2016 MathML Association"
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def downloadWithProgressBar(url, outputDirectory="./", forceDownload=False):
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baseName = os.path.basename(url)
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fileName = os.path.join(outputDirectory, baseName)
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if not forceDownload and os.path.exists(fileName):
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return fileName
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request = urlopen(url)
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totalSize = int(request.info().getheader('Content-Length').strip())
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bar = progressbar.ProgressBar(maxval=totalSize).start()
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chunkSize = 16 * 1024
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downloaded = 0
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print("Downloading %s" % url)
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os.umask(0o002)
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with open(fileName, 'wb') as fp:
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while True:
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chunk = request.read(chunkSize)
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downloaded += len(chunk)
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bar.update(downloaded)
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if not chunk: break
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fp.write(chunk)
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bar.finish()
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return fileName
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